The experimental results show that the effect of the nodal moment in the truss can not be ignored,which should be considered in design.

試驗(yàn)結(jié)果表明www.A片16，節(jié)點(diǎn)彎距在本桁架中的影響不可忽略，在設(shè)計(jì)中應(yīng)加以考慮无遮挡一级毛片视频免费的。

This papaer presents a new structure,which is compound large span structures of Γ frame parabolical three hinged arch space truss.

提出一種新型屋架結(jié)構(gòu)——Γ型柱拋物線三鉸拱空間桁架組合大跨結(jié)構(gòu)国产又粗又黄录像，導(dǎo)出了該結(jié)構(gòu)有關(guān)的設(shè)計(jì)計(jì)算公式。

Said invention can conveniently supply oil required for lubrication between the supporting surface of the crankshaft and truss surface of machinef rame to minimize wear and prolong the service life of compressor.

本發(fā)明能方便向曲軸的支撐面和機(jī)架的桁架面之間供應(yīng)潤(rùn)滑所需的油黄色一级一区，使?jié)櫥槙撑访捞鼗泼琅悠挡澹档万?qū)動(dòng)負(fù)荷，磨損降到最小wwwj8，可延長(zhǎng)壓縮機(jī)的使用壽命高清无码黄色。

The results show that live load layout for cross-section of the truss ribe based on the stress influence line is better than the conventional method.

結(jié)合傳統(tǒng)方法，按兩種方式進(jìn)行活載布置黄色网站网页观看，通過有限元的理論分析和模型試驗(yàn)結(jié)果的對(duì)比国产精品熟女的刺激视频，結(jié)果表明在桁架段，按應(yīng)力影響線布活載的工況為危險(xiǎn)斷面的最不利工況一级毛片AB片高清毛片。

With an actual gymnasium of a long-span spatial steel-cable-membrane hybrid structure as the cal- culation model,both static and dynamic analyses were performed by employing the global analysis for the whole hybrid structure,and the substructural analysis for the truss arch substructure,and the cable-membrane substructure etc.,and the stresses and displacements of structural members were compared during global and substructural analyses.

在復(fù)雜的混合結(jié)構(gòu)體系中国产3p一区二区三区视频，結(jié)構(gòu)形態(tài)呈三維狀態(tài)，在荷載作用下具有三維受力特征并呈空間工作'国产迷奷系列在线视频播放a，黄色a片的视频全免费，〕，結(jié)構(gòu)之間的相互作用越來越不直觀国产精品女A片爽爽视频APP。同時(shí)欧美一级黄C片，由于一些大跨度空間結(jié)構(gòu)中包含了柔性部分，使結(jié)構(gòu)的幾何非線性行為成為必須考慮的因素手机看片日韩毛片免费看，從而結(jié)構(gòu)構(gòu)件的內(nèi)力改變與邊界條件在线观看国产对白网站视频免费播放、荷載的變化關(guān)系就更加難以估計(jì)。

TOXON Metal Buildings System be maed of multiform structure types,such as sigle story or multi-sigle span of multi-spans,H-section or truss column/beam,etc.

通曉系統(tǒng)提供形式多樣的主結(jié)構(gòu)九九久久久免费毛片基地，包括單層或多層結(jié)構(gòu)湖南毛片；單跨或多跨結(jié)構(gòu)；實(shí)腹式或珩架式梁看免费5XXAAA毛片中国。

The roof of the ground traffic center of Capital Airport is a transmeridional disciplinary arch truss structure.

摘要］ 首都機(jī)場(chǎng)地面交通中心的雙曲面鋼屋蓋采用東西走向有規(guī)律的單向拱架結(jié)構(gòu)高清无码免费在线观看视频。

The bearing capacity of the special steel tube column can be improved at least about 20% with rib stiffener.The effect of stiffening truss is unapparent though the stress distribution on tube wall is further reasonable.

對(duì)管壁采用內(nèi)加勁肋方式處理后，截面承載能力提高20%左右国产A片地址一，采用內(nèi)桁架對(duì)管壁進(jìn)行處理也可改善截面的應(yīng)力分布一级黄色视频看看，但在設(shè)計(jì)荷載作用下的效果并不顯著。

Based on experimental results of unstiffened overlapped circular hollow section joints, the axial forces of experimental truss members connected with hinge joints, semi hinge joints or rigid joints, are calculated by the finite element analysis model.

以平面K型圓鋼管搭接節(jié)點(diǎn)的試驗(yàn)數(shù)據(jù)為基礎(chǔ)久久人妻Av无码中文字幕第一，通過對(duì)試驗(yàn)桁架建立鉸接精品国产很色很爽色多多、半鉸接和剛接桿系有限元模型，計(jì)算受外荷載作用下試驗(yàn)桁架各桿件的軸力韩国AV永久免费不卡在线。

It is demonstrated in practice that the computed results and the identified results almost come to the same thing , and the space truss is possessed of greater stiffness and intensity.

實(shí)踐表明計(jì)算結(jié)果和實(shí)測(cè)結(jié)果能夠較好的吻合以及網(wǎng)架結(jié)構(gòu)具有較大的剛度和強(qiáng)度aigao网站进入入口。